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发明名称
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摘要
申请公布号
US2348222(A)
申请公布日期
1944.05.09
申请号
US19420460559
申请日期
1942.10.02
申请人
COLLINS RADIO COMPANY
发明人
OLSON ROY H.
分类号
H01H9/00
主分类号
H01H9/00
代理机构
代理人
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